Related Clues:
- Not sane
- Annie, stupid and mindless
- Bats!
- 14-Across, to a Brit
- Frivolous duke towards the rear
- Silly section of refrain, an embarrassment
- Silly as can be
- Mad son released — that's daft!
- Empty of significance
- Utterly ludicrous
- Stupid daughter getting behind
- Too silly to consider
- Mad son released — that's senseless
- Fatuous or poppycockish
- Idiotic, as an idea